Know Your Environment. Protect Your Health.

Dalapon

Western Hills Water System

The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND50ND
2021ND20ND
2022ND20ND
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 200 ppb

The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.

ppb = parts per billion

All test results

Date Lab ID Result
2018-09-18AE40838ND
2018-09-18AE40714ND
2019-06-17AE71073ND
2019-06-17AE71195ND
2020-06-15AF15204ND
2020-06-15AF15249ND
2020-06-15AF15250ND
2020-06-15AF15251ND
2020-06-15AF15252ND
2021-08-03AF64441ND
2021-08-03AF64550ND
2022-06-07AF99864ND
2022-10-04AG15960ND
2023-07-12AG48151ND
2023-07-12AG48286ND
2023-07-12AG48287ND
2023-07-12AG48288ND
2023-07-12AG48289ND